Annual report pursuant to Section 13 and 15(d)

Going Concern - Share Purchase Agreement (Details)

v3.20.1
Going Concern - Share Purchase Agreement (Details)
$ / shares in Units, $ in Thousands
 2 Months Ended 12 Months Ended
Nov. 06, 2019
USD ($)
$ / shares
shares
Sep. 10, 2019
USD ($)
shareholder
$ / shares
shares
Mar. 31, 2020
USD ($)
$ / shares
shares
Dec. 31, 2019
USD ($)
$ / shares
Dec. 31, 2018
USD ($)
$ / shares
Subsidiary, Sale of Stock [Line Items]          
Common stock, par value       $ 0.001 $ 0.001
Issuance of common stock, net of issuance costs | $       $ 730 $ 0
Private placement          
Subsidiary, Sale of Stock [Line Items]          
Issuance of common stock, net of issuance costs (in shares) | shares 39,999,998 3,269,500      
Common stock, par value $ 0.001 $ 0.001      
Number Of Investors | shareholder   2      
Share Price $ 0.014 $ 0.053525      
Issuance of common stock, net of issuance costs | $ $ 560 $ 175      
Subsequent Events | Private placement          
Subsidiary, Sale of Stock [Line Items]          
Issuance of common stock, net of issuance costs (in shares) | shares     15,500,000    
Common stock, par value     $ 0.001    
Share Price     $ 0.04    
Issuance of common stock, net of issuance costs | $     $ 620